If you're using the needle to inject Botox, you'll want an incredibly thin needle
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Maximum 25 per order = 250 ampoules inquire for larger orders * Long description are below the reviews Buy 3 for $11.67 each and save 10% Buy 6 for $11.41 each and save 12% Buy 10 for $11.02 each and save 15% Write Your Own Review Vitamin B12 Injectable 1000mcg 1ml ampule Storage: It's recommended to store your B12 Cyanocobalamin and B-Complex shielded from light in a cool-non-humid place, between the stable temperatures 59-86 Fahrenheit or 15-27 Celsius
But if you have pernicious anemia (that is caused by a B12 deficiency) or have any other trouble absorbing B12, injections might be a good idea for you, Warren says
It can be stored at room temperature in a cool, dry place away from light, though reconstituted solutions still benefit from refrigeration